The GPS equipped 4.5 Kg CIST/884 Clegg Impact Soil Tester manufactured by SDi provides an easy and straightforward means for measuring and controlling soil strength and consolidation levels during trench re-instatement. The GPS 884 readout is held to the Bumble Bee guide tube, and the displayed reading is viewed from the top during use. Single button operation design provided for easy use.

On board data logging and data storage with wireless data transfer facilities are provided with the CIST/884 instrument. Latitude & Longitude coordinates of the test location are received by the in-built GPS then stored providing users with an accurate location reference for later viewing in e.g. Google earth™. Users can download their site test results to a PC by Bluetooth, using the PC software supplied with the instrument. Used to confirm uniform compaction of over wide areas of ground, identifying poorly compacted areas and ineffective rolling of materials.

Specifications: 

Model Number: CIST/884/4.5K/Stor/Blu Hammer

 Weight: 4.5 Kg (Also for sports surfaces: With 2.25 Kg and 0.5 Kg Hammers).

Bumble Bee Guide Tube: Strong Anodised Yellow Aluminium, Black Acetal Base Flange & Handle.

Readout Display (alphanumeric): Backlit vertical display. Readout unit clamped to Guide Tube – Easy to view.

Readout Range: Up to 101 Impact Values (IV).

Power Source: Low power 3V: From two 1.5V ‘AA’ Cells. 12 Month typical battery life.

Battery Level: Displayed at switch-on.

Power ‘On’ & Controls: Single push button. Auto switch off after 5 minutes from last reading.

Data Storage in Readout: Flash Memory for approx. 10,000 5-drop tests. Each field contains the 5 drop IV readings, time & date of each test, latitude, longitude & no. of satellites.

Data Transfer Method: Bluetooth™ Wireless data transfer. No cables & hence hassle-free connection to Microsoft based PC or laptop. Bluetooth USB Dongle provided.

Data Files when Transferred: Comma Separated Variable (CSV) data for manipulation in 3rd party packages such as Excel™ & KML readable by e.g. Google earth™. Viewable directly in Google map™. Calculates & stores Ordnance Survey GB Eastings & Northings.

GPS Accuracy / Output: Typically < 2.5m average. Google map™, Google earth™ & Ordnance Survey GB Easting & Northing to 1m res. (e.g. “ST 80269 55704” & “E380269 N155704”).

 Readout Displaying %CBR: Software Selectable %CBR display & memory storage.

Readout Q. A. Firmware: Software Selectable TREND Algorithm checks inter-IV readings & Readout advises user if surface being tested has failed (Readout displays ‘ABORT’).

 System Software: PC Software provided from SDi to facilitate data transfer, real time test view, time/date setting and configuration set-up. Very easy to use.

Transit & Storage Case: Type CIST/ATS/15. Aluminium case for added protection in transit.

Size & Weight (approx.): 71 x 13 x 13 cm. Instrument weight 7 Kg. Packed weight in case 16 Kg.

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